Portion of a display screen showing a transitional user interface



FIG. 1 illustrates a first state of a transitional user interfaceshowing the new design.

FIG. 2 illustrates a second state thereof.

FIG. 3 illustrates a third state thereof.

FIG. 4 illustrates a fourth state thereof.

FIG. 5 illustrates a fifth state thereof; and,

FIG. 6 illustrates a sixth state thereof.

The appearance of the transitional image sequentially transitionsbetween the images shown in FIGS. 1–6. The process or period in whichone image transitions to another image forms no part of the claimeddesign. The broken lines in the Figure represent unclaimed features andform no part of the claimed design. The broken lines illustrating aportion of a display screen are for illustrative purposes only and formno part of the claimed design. The broken lines illustrating “CONTENT”are for illustrative purposes only and form no part of the claimeddesign.

The ornamental design for a portion of a display screen showing atransitional user interface, as shown and described.